js 日期排序（使用Sort）

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var arr = [        [{id: "eptype", count: 30, created_date: "2017-11-12"},        {id: "pttype", count: 12, created_date: "2017-11-12"},        {id: "glivetype", count: 21, created_date: "2017-11-12"}],        [{id: "eptype", count: 43, created_date: "2017-11-14"},        {id: "pttype", count: 23, created_date: "2017-11-14"},        {id: "glivetype", count: 65, created_date: "2017-11-14"}],        [{id: "eptype", count: 32, created_date: "2017-11-16"},        {id: "pttype", count: 24, created_date: "2017-11-16"},        {id: "glivetype", count: 53, created_date: "2017-11-16"}],        [{id: "eptype", count: 34, created_date: "2017-11-13"},        {id: "pttype", count: 24, created_date: "2017-11-13"},        {id: "glivetype", count: 15, created_date: "2017-11-13"}],        [{id: "eptype", count: 32, created_date: "2017-11-15"},        {id: "pttype", count: 16, created_date: "2017-11-15"},        {id: "glivetype", count: 56, created_date: "2017-11-15"}],        [{id: "eptype", count: 32, created_date: "2017-11-17"},        {id: "pttype", count: 12, created_date: "2017-11-17"},        {id: "glivetype", count: 56, created_date: "2017-11-17"}],    ]

arr.sort(function(a,b){return b[0]['created_date'] < a[0]['created_date'] ? 1 : -1 })

输出：

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js 日期排序（ 使用Sort）

js 日期排序（使用Sort）